Answer Posted / pangavenkatesh

How to calibreate dp transmitter

I have a Control VAlve having size of 2 ".Only the known parameter is Pressure drop . Its 2 Kg. Then How to calculate control valve sizing means Cv.

2406

---

how many types of preheaters are in cement industry & what r they can any body explain?

1815

---

I have energy meter for educational project having 0.5s class but my friend need 0.2s class meter , which one is good for that purpose and what is the actual difference of that two classes , need very easy example also.??

1455

---

What is the difference between uv and ir scanners? and what is the workig principle of both

2426

---

What is Cavitation in a control valve?

2126

---

Punj lloyd is coming in our Jadavpur Universtiy campus for campus placement. Please send me some hints about the writtend exam. My email id is subratafriends@gmail.com

2907

---

Why boiler chimney area  oxyden sensor fixing? 

2557

---

How u measure the massflow in orifice flow measurement techniques

1450

---

Who to difference between analog in & analog out in dcs?

1749

---

What are the application of bernoulli’s theorem?

1202

---

while i check zero check for dp flow transmitter some fluctuating came (0 to 458 kg/h) what is the reason?

1971

---

why we are not using the turbine flow meter in the steam service?

2257

---

List three types Level Gauges with their working principles

2128

---

Give Detail information about plc,dcs,and scada system?

1779

---

Questions on flow meters,few questions on HART protocol,

2057

---